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A simple pendulum has a time period T = 2 sec when it swings freely. The pendulum is hung as shown in figure, so that only one-fourth of its total length is free to swing to the left of obstacle. It is displaced to position A and released. How long does it take to swing to extreme displacement B and return to A? Assume that dispalcement angle is always small.

A simple pendulum has a time period T = 2 sec when it swings freely. The
pendulum is hung as shown in figure, so that only one-fourth of its total
length is free to swing to the left of obstacle. It is displaced to position A and
released. How long does it take to swing to extreme displacement B and
return to A? Assume that dispalcement angle is always small.

Grade:11

1 Answers

Komal
askIITians Faculty 747 Points
6 years ago
It takes \frac{3}{2} sec. to swing to extreme displacement B and return to A

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